3962857 has 2 divisors, whose sum is σ = 3962858. Its totient is φ = 3962856.

The previous prime is 3962851. The next prime is 3962867. The reversal of 3962857 is 7582693.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2572816 + 1390041 = 1604^2 + 1179^2 .

It is a cyclic number.

It is not a de Polignac number, because 3962857 - 2⁷ = 3962729 is a prime.

It is not a weakly prime, because it can be changed into another prime (3962851) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1981428 + 1981429.

It is an arithmetic number, because the mean of its divisors is an integer number (1981429).

Almost surely, 2^3962857 is an apocalyptic number.

It is an amenable number.

3962857 is a deficient number, since it is larger than the sum of its proper divisors (1).

3962857 is an equidigital number, since it uses as much as digits as its factorization.

3962857 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 40.

The square root of 3962857 is about 1990.6925930439. The cubic root of 3962857 is about 158.2472361707.

The spelling of 3962857 in words is "three million, nine hundred sixty-two thousand, eight hundred fifty-seven".